Final answer:
The 'Subjective approach' is not a standard method in structured decision-making processes, unlike systems approaches, quantitative methods, or the analysis of trade-offs which are employed to evaluate situations systematically and objectively.
Step-by-step explanation:
The question asks to identify which approach is not a general approach to decision-making. The options are: A. Establishing priorities, B. Subjective approach, C. Analysis of trade-offs, D. Systems approach, and E. Quantitative approaches. Subjective approach is not commonly listed as a general approach to decision-making within the context of problem-solving and economics.
Decision-making processes are typically structured and rely on objective data and analysis. Whether it is a systems approach or quantitative approaches, these methods aim to evaluate the situation systematically and often quantitatively, considering all relevant factors and potential trade-offs. A subjective approach, while it may be part of personal decision-making, is not a standard method in structured decision-making processes.